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DBMS > KairosDB vs. Memgraph

System Properties Comparison KairosDB vs. Memgraph

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Editorial information provided by DB-Engines
NameKairosDB  Xexclude from comparisonMemgraph  Xexclude from comparison
DescriptionDistributed Time Series DBMS based on Cassandra or H2A hybrid, in-memory first, distributed graph DBMS delivering high-performance on analytical and transactional workloads at enterprise scale
Primary database modelTime Series DBMSGraph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.54
Rank#197  Overall
#9  Time Series DBMS
Score0.05
Rank#318  Overall
#31  Graph DBMS
Websitegithub.com/­kairosdb/­kairosdbmemgraph.com
Technical documentationkairosdb.github.iomemgraph.com/­docs
DeveloperMemgraph Ltd
Initial release20132017
License infoCommercial or Open SourceOpen Source infoApache 2.0commercial infoFree license available
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC and C++
Server operating systemsLinux
OS X
Windows
Linux
Data schemeschema-freeschema-free and schema-optional
Typing infopredefined data types such as float or dateyesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nono
Secondary indexesno
SQL infoSupport of SQLnono
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
Bolt protocol
Cypher query language
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresno
Triggersno
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandraSharding infodynamic graph partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandraMulti-Master replication using RAFT
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate Consistency
Foreign keys infoReferential integritynoyes inforelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infowith snapshot isolation
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)
Durability infoSupport for making data persistentyesyes infowith periodic snapshot and write-ahead logging (WAL) of changes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlsimple password-based access controlUsers, roles and permissions

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More resources
KairosDBMemgraph
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